Home / 54,827.55-75,713.13-40,360.55

Finding the Fourth Proportional to 54,827.55, 75,713.13 and 40,360.55

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Solution

The fourth proportional to 54,827.55, 75,713.13 and 40,360.55 is: 55,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,827.55 : 75,713.13 = 40,360.55 : x
  2. Step 2: Convert to fraction form
    54,827.55/75,713.13 = 40,360.55/x
  3. Step 3: Cross multiply
    54,827.55x = 75,713.13 × 40,360.55
  4. Step 4: Simplify right side
    54,827.55x = 3,055,823,190.46
  5. Step 5: Solve for x
    x = 3,055,823,190.46/54,827.55
  6. Step 6: Final answer
    x = 55,735.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.